POLISHKO, T. V. WORLD EXPERIENCE AND FEATURES ELECTRIFICATION OF RAILWAYS IN UKRAINE. Science and Transport Progress. Bulletin of Dnipropetrovsk National University of Railway Transport, [S. l.], n. 28, p. 260–264, 2009. DOI: 10.15802/stp2009/14180. Disponível em: http://stp.diit.edu.ua/article/view/14180. Acesso em: 26 jan. 2022.